Carabiner



FIG. 1 is an upper left front perspective view;

FIG. 2 is a front elevational view, the rear is a mirror image thereof;

FIG. 3 is a left side elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plan view.

The broken lines showing environment in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a carabiner, as shown and described. 